This section describes Spark-related procedures that are required for configuration changes in KPI Management.
Updating the Spark Cluster- or Application Configuration
- Stop the KPI Management workflows
- Kill the Spark application
- Stop the Spark cluster
- Make whatever changes are needed
- Start the Spark cluster
- Submit the Spark application
- Start the KPI Management workflows
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When you have changed properties in the configuration related to the service model or Kafka, you also need to clear the check-point directory before starting the Spark cluster. |
Updating the Kafka or Zookeeper Configuration
- Stop KPI Management workflows
- Kill the Spark application
- Shutdown Spark, Kafka and Zookeeper
- Clear all the runtime data.
- Update the Kafka and/or Zookeeper configuration
- Start Zookeeper, Kafka and Spark
- Submit the Spark application
- Start the KPI Management workflows
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